/Engine/Source/Runtime/Engine/Classes/Materials/Material.h
Return the array of physical materials associated with the RenderTrace material outputs.
The physical material array.
[TArrayView](API\Runtime\Core\Containers\TArrayView)< const [TObjectPtr](API\Runtime\Core\Delegates\TObjectPtr)< [UPhysicalMaterial](API\Runtime\PhysicsCore\PhysicalMaterials\UPhysicalMaterial) > > GetRenderTracePhysicalMaterialOutputs() const